title: Realistic expectations after negative colonoscopy.
authors.forename: Robert S
authors.initials: RS
authors.lastname: Sandler
mesh_terms: D003111:Colonic Polyps / Q000453:epidemiology* / Q000601:surgery*; D003113:Colonoscopy; D015179:Colorectal Neoplasms / Q000453:epidemiology* / Q000517:prevention & control*; D006801:Humans